#!/usr/bin/env bash
set -e

echo "=== Starting MariaDB ==="
mysqld --user=mysql &

echo "Waiting for MariaDB..."
for i in $(seq 1 60); do
    mysqladmin ping -h localhost --silent 2>/dev/null && break || sleep 1
done

# Get environment variables
DB_NAME="${DB_NAME:-hospital}"
DB_USER="${DB_USER:-hospital}"
DB_PASSWORD="${DB_PASSWORD:-hospital123}"

echo "Creating database: $DB_NAME"
mysql -h localhost -u root -e "CREATE DATABASE IF NOT EXISTS \`$DB_NAME\`;"

echo "Creating user: $DB_USER"
mysql -h localhost -u root -e "CREATE USER IF NOT EXISTS '$DB_USER'@'localhost' IDENTIFIED BY '$DB_PASSWORD';"
mysql -h localhost -u root -e "CREATE USER IF NOT EXISTS '$DB_USER'@'%' IDENTIFIED BY '$DB_PASSWORD';"
mysql -h localhost -u root -e "GRANT ALL PRIVILEGES ON $DB_NAME.* TO '$DB_USER'@'localhost';"
mysql -h localhost -u root -e "GRANT ALL PRIVILEGES ON $DB_NAME.* TO '$DB_USER'@'%';"
mysql -h localhost -u root -e "FLUSH PRIVILEGES;"

# Create admin user
ADMIN_DNI="${ADMIN_DNI:-00000000}"
ADMIN_PASSWORD="${ADMIN_PASSWORD:-Admin123!}"

echo "Checking admin user..."
TABLE_EXISTS=$(mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -N -e "SHOW TABLES LIKE 'usuarios';" 2>/dev/null || echo "")

if [ -n "$TABLE_EXISTS" ]; then
    USER_COUNT=$(mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -N -e "SELECT COUNT(*) FROM usuarios WHERE dni='$ADMIN_DNI';" 2>/dev/null || echo "0")
    if [ "$USER_COUNT" = "0" ]; then
        ADMIN_ID=$(cat /proc/sys/kernel/random/uuid)
        TODAY=$(date +%Y-%m-%d)
        
        # Insert user with empty password hash - needs password change
        mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -e "
            INSERT INTO usuarios (id,apellido,nombre,dni,fechaNacimiento,email,rol,passwordHash,fechaCreacion) 
            VALUES ('$ADMIN_ID','Administrador','Sistema','$ADMIN_DNI','$TODAY','admin@hospital.local','admin','','$TODAY');
        "
        
        # Use change-password API to set password
        curl -s -X POST "http://localhost:4000/api/auth/change-password" \
            -H "Content-Type: application/json" \
            -d "{\"dni\":\"$ADMIN_DNI\",\"oldPassword\":\"\",\"newPassword\":\"$ADMIN_PASSWORD\"}" 2>/dev/null || true
        
        echo "=========================================="
        echo "ADMIN CREDENTIALS:"
        echo "DNI: $ADMIN_DNI"
        echo "Password: $ADMIN_PASSWORD"
        echo "=========================================="
    fi
fi

echo "Starting nginx..."
nginx &

echo "Starting API server..."
exec node server/api-mariadb.js
    mysql -h localhost -u "$DB_USER" -p"$DB_PASSWORD" "$DB_NAME" -e "INSERT INTO usuarios (id,apellido,nombre,dni,fechaNacimiento,email,rol,passwordHash,fechaCreacion) VALUES ('$ADMIN_ID','Administrador','Sistema','$ADMIN_DNI','$TODAY','admin@hospital.local','admin','$HASH','$TODAY');"
    echo "=========================================="
    echo "ADMIN CREDENTIALS:"
    echo "DNI: $ADMIN_DNI"
    echo "Password: $ADMIN_PASSWORD"
    echo "=========================================="
fi

echo "Starting nginx..."
nginx &

echo "Starting API server..."
exec node server/api-mariadb.js